Lewis Weston Dillwyn, FRS was a British porcelain manufacturer, naturalist and Whig Member of Parliament (MP).
- Occupation
- botanist, politician, teuthologist, naturalist
- Position held
- member of the 12th Parliament of the United Kingdom, member of the 11th Parliament of the United Kingdom, High Sheriff of Glamorgan
- Citizenship
- United Kingdom of Great Britain and Ireland
- Born
- August 21, 1778
- Died
- August 31, 1855